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973c2be1e1
The copying permission statements at the beginning of source files updated to refer to LGPL. Copyright dates extended till 2014 in advance.
78 lines
2.6 KiB
C++
Executable File
78 lines
2.6 KiB
C++
Executable File
// Created on: 2013-09-19
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// Created by: Denis BOGOLEPOV
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// Copyright (c) 2013 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and / or modify it
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// under the terms of the GNU Lesser General Public version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _OpenGl_ShaderObject_Header
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#define _OpenGl_ShaderObject_Header
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#include <Handle_OpenGl_ShaderObject.hxx>
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#include <Graphic3d_ShaderObject.hxx>
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#include <OpenGl_GlCore20.hxx>
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#include <OpenGl_Resource.hxx>
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//! Wrapper for OpenGL shader object.
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class OpenGl_ShaderObject : public OpenGl_Resource
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{
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public:
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//! Non-valid shader name.
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static const GLuint NO_SHADER = 0;
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public:
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//! Creates uninitialized shader object.
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Standard_EXPORT OpenGl_ShaderObject (GLenum theType);
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//! Releases resources of shader object.
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Standard_EXPORT virtual ~OpenGl_ShaderObject();
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//! Loads shader source code.
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Standard_EXPORT Standard_Boolean LoadSource (const Handle(OpenGl_Context)& theCtx,
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const TCollection_AsciiString& theSource);
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//! Compiles the shader object.
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Standard_EXPORT Standard_Boolean Compile (const Handle(OpenGl_Context)& theCtx);
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//! Initializes (loads and compiles) shader object with the specified description.
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Standard_EXPORT Standard_Boolean Initialize (const Handle(OpenGl_Context)& theCtx,
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const Handle(Graphic3d_ShaderObject)& theShader);
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//! Fetches information log of the last compile operation.
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Standard_EXPORT Standard_Boolean FetchInfoLog (const Handle(OpenGl_Context)& theCtx,
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TCollection_AsciiString& theLog);
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//! Creates new empty shader object of specified type.
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Standard_EXPORT Standard_Boolean Create (const Handle(OpenGl_Context)& theCtx);
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//! Destroys shader object.
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Standard_EXPORT virtual void Release (const OpenGl_Context* theCtx);
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//! Returns type of shader object.
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GLenum Type() const { return myType; }
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protected:
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GLenum myType; //!< Type of OpenGL shader object
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GLuint myShaderID; //!< Handle of OpenGL shader object
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public:
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DEFINE_STANDARD_RTTI (OpenGl_ShaderObject)
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friend class OpenGl_ShaderProgram;
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};
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#endif // _OpenGl_ShaderObject_Header
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